This ptoduct is high sensitivity probe with 2.0 MHz in
continuous wave.Automatically power off,LCD display with backlight,
can be used in any illumination conditions .
Features & Benefits:
1.LCD display with backlight, can be used in any illumination
2.High sensitivity probe with 2.0 MHz in continuous wave.
3.Accurate and reliable FHR detection with clear sound.
4.Ergonomic design, portable and convenience.
6.Automatically power off.
7.Multi-displaying of FHR: number, battery status indicator, voice
8.Building-in rechargeable battery and AC recharger.